Versions of South Dakota Codified Laws 44-8-21. Mortgage securing note for purchase price of real estate--Nonnegotiability--Enforcement of liability--Endorsement of note on LawServer 2023 South Dakota Codified Laws 44-8-21. Mortgage securing note for purchase price of real estate–Nonnegotiability–Enforcement of liability–Endorsement of note 2022 South Dakota Codified Laws 44-8-21. Mortgage securing note for purchase price of real estate–Nonnegotiability–Enforcement of liability–Endorsement of note 2021 South Dakota Codified Laws 44-8-21. Mortgage securing note for purchase price of real estate–Nonnegotiability–Enforcement of liability–Endorsement of note 2019 South Dakota Codified Laws 44-8-21. Mortgage securing note for purchase price of real estate–Nonnegotiability–Enforcement of liability–Endorsement of note 2018 South Dakota Codified Laws 44-8-21. Mortgage securing note for purchase price of real estate–Nonnegotiability–Enforcement of liability–Endorsement of note 2016 South Dakota Codified Laws 44-8-21. Mortgage securing note for purchase price of real estate–Nonnegotiability–Enforcement of liability–Endorsement of note 2014 South Dakota Codified Laws 44-8-21. Mortgage securing note for purchase price of real estate–Nonnegotiability–Enforcement of liability–Endorsement of note 2010 South Dakota Laws 44-8-21 – Mortgage securing note for purchase price of real estate–Nonnegotiability–Enforcement of liability–Endorsement of note